The document discusses quality assurance and regulatory control in the pharmaceutical industry. It describes key aspects of quality assurance including regulatory drug analysis and interpretation of data. Regulatory authorities like the FDA and DDA in Nepal establish rules and regulations to ensure safety, efficacy and quality of drugs. The FDA oversees drug approval and manufacturing inspections through centers like CDER. It also works with other agencies on issues like advertising claims (FTC), environmental protection (EPA), and workplace safety (OSHA). Similarly, Nepal's DDA regulates drug production, import/export, storage and consumption to implement the objectives of the Drug Act 2035.